A credible governed retrieval system should degrade gracefully when a component is unavailable or uncertain so that trust is maintained under imperfect conditions.

Trust also depends on behavior under imperfect conditions.

— Beyond Retrieval - Pyrana Context Engine Whitepaper.pdf

A credible governed retrieval system should degrade gracefully when one component is unavailable or uncertain.

— Beyond Retrieval - Pyrana Context Engine Whitepaper.pdf

6.4 Failure modes and graceful degradation

— Beyond Retrieval - Pyrana Context Engine Whitepaper.pdf